package cn.itcast.zt.example.threadLocal;

public class RequestHolder {
    private static final ThreadLocal<Long> requestHolder = new ThreadLocal<>() ;

    public static void add(Long id){
        requestHolder.set(id);
    }

    public static Long get(){
        return requestHolder.get() ;
    }

    public static void remove(){
        requestHolder.remove();
    }

}
